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          <h2 class="post-title" itemprop="name headline">使用 ngrok 实现内网穿透

              
            
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<li>由于平时需要进行微信接口开发，最让人头疼的是微信的接口配置一定要是公网 IP；我在本地编码了，每次都要传到服务器进行调试，不仅开发效率低，而且无法定位 BUG 。本文将介绍如何从这种困扰中走出，让我们在本地轻松的进行微信调试。<a id="more"></a>

</li>
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<p>网上有很多 ngrok 公共端，用户可以直接使用。如果还不知道什么的 ngrok；请参考<a href="http://baike.baidu.com/link?url=DqWJtVr6syeLYhxRUAnUiYtFIpxgZdZUm7wx5JDfGgTxT-tqr_iOn-9Gv7S7xc4eZ3D44BS_lNmOAhombkkVZq" target="_blank" rel="noopener">ngrok</a></p>
<h2 id="本文使用的-ngrok-服务方是http-ittun-com"><a href="#本文使用的-ngrok-服务方是http-ittun-com" class="headerlink" title="本文使用的 ngrok 服务方是http://ittun.com/"></a>本文使用的 ngrok 服务方是<a href="http://ittun.com/" target="_blank" rel="noopener">http://ittun.com/</a></h2><h4 id="1、前往http-ittun-com-下载对应操作系统的客户端。"><a href="#1、前往http-ittun-com-下载对应操作系统的客户端。" class="headerlink" title="1、前往http://ittun.com/下载对应操作系统的客户端。"></a>1、前往<a href="http://ittun.com/" target="_blank" rel="noopener">http://ittun.com/</a>下载对应操作系统的客户端。</h4><h4 id="2、下载完成后，解压得到可执行文件。Windows-系统比较简单，直接双击startup-bat运行即可"><a href="#2、下载完成后，解压得到可执行文件。Windows-系统比较简单，直接双击startup-bat运行即可" class="headerlink" title="2、下载完成后，解压得到可执行文件。Windows 系统比较简单，直接双击startup.bat运行即可;"></a>2、下载完成后，解压得到可执行文件。Windows 系统比较简单，直接双击startup.bat运行即可;</h4><p>命令启动：</p>
<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br></pre></td><td class="code"><pre><span class="line"></span><br><span class="line">linux: ./ngrok [port] (tcp: ./ngrok -proto=tcp 22) </span><br><span class="line">windows: ngrok [port] (tcp: ngrok -proto=tcp 22)</span><br></pre></td></tr></table></figure>

<p>更多:ngrok –help</p>
<h4 id="3、使用二级域名。经过我的测试，其他很多的-ngrok-公共端都需要注册登录而且限制使用自定义二级域名，-这是我找到最好的提供商了。"><a href="#3、使用二级域名。经过我的测试，其他很多的-ngrok-公共端都需要注册登录而且限制使用自定义二级域名，-这是我找到最好的提供商了。" class="headerlink" title="3、使用二级域名。经过我的测试，其他很多的 ngrok 公共端都需要注册登录而且限制使用自定义二级域名， 这是我找到最好的提供商了。"></a>3、使用二级域名。经过我的测试，其他很多的 ngrok 公共端都需要注册登录而且限制使用自定义二级域名， 这是我找到最好的提供商了。</h4><p>直接运行下面代码：</p>
<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">./ngrok --subdomain [demo] 80</span><br></pre></td></tr></table></figure>

<h4 id="4、当然也可以指定配置文件"><a href="#4、当然也可以指定配置文件" class="headerlink" title="4、当然也可以指定配置文件"></a>4、当然也可以指定配置文件</h4><figure class="highlight php"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">./ngrok -config ittun.yml start [proname]</span><br></pre></td></tr></table></figure>

<h4 id="5、如果嫌以上不走麻烦，不妨写一个简单的-SHELL-脚本。每次启动只要运行该脚本即可。"><a href="#5、如果嫌以上不走麻烦，不妨写一个简单的-SHELL-脚本。每次启动只要运行该脚本即可。" class="headerlink" title="5、如果嫌以上不走麻烦，不妨写一个简单的 SHELL 脚本。每次启动只要运行该脚本即可。"></a>5、如果嫌以上不走麻烦，不妨写一个简单的 SHELL 脚本。每次启动只要运行该脚本即可。</h4><p>（1）创建 startup.sh 文件。<br>在里面写入 </p>
<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">#! /bin/bash</span></span><br><span class="line"> ./ngrok  -subdomain mywechat 80</span><br><span class="line"> ./ngrok -config config.yml start</span><br></pre></td></tr></table></figure>

<p>(2) 每次需要启动 ngrok 服务的时候，直接运行</p>
<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">sh startup.sh</span><br></pre></td></tr></table></figure>

<p>（3）、运行效果<br><img src="https://ooo.0o0.ooo/2017/04/04/58e28206363be.png" alt=""></p>
<p><img src="https://ooo.0o0.ooo/2017/04/04/58e2829f1f2d9.png" alt=""></p>
<h4 id="6、测试微信接口配置"><a href="#6、测试微信接口配置" class="headerlink" title="6、测试微信接口配置"></a>6、测试微信接口配置</h4><p><img src="https://ooo.0o0.ooo/2017/04/04/58e283e8953b2.png" alt=""><br>配置成功。然后就专注编码吧！</p>

      
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              <div class="post-toc-content"><ol class="nav"><li class="nav-item nav-level-2"><a class="nav-link" href="#本文使用的-ngrok-服务方是http-ittun-com"><span class="nav-number">1.</span> <span class="nav-text">本文使用的 ngrok 服务方是http://ittun.com/</span></a><ol class="nav-child"><li class="nav-item nav-level-4"><a class="nav-link" href="#1、前往http-ittun-com-下载对应操作系统的客户端。"><span class="nav-number">1.0.1.</span> <span class="nav-text">1、前往http://ittun.com/下载对应操作系统的客户端。</span></a></li><li class="nav-item nav-level-4"><a class="nav-link" href="#2、下载完成后，解压得到可执行文件。Windows-系统比较简单，直接双击startup-bat运行即可"><span class="nav-number">1.0.2.</span> <span class="nav-text">2、下载完成后，解压得到可执行文件。Windows 系统比较简单，直接双击startup.bat运行即可;</span></a></li><li class="nav-item nav-level-4"><a class="nav-link" href="#3、使用二级域名。经过我的测试，其他很多的-ngrok-公共端都需要注册登录而且限制使用自定义二级域名，-这是我找到最好的提供商了。"><span class="nav-number">1.0.3.</span> <span class="nav-text">3、使用二级域名。经过我的测试，其他很多的 ngrok 公共端都需要注册登录而且限制使用自定义二级域名， 这是我找到最好的提供商了。</span></a></li><li class="nav-item nav-level-4"><a class="nav-link" href="#4、当然也可以指定配置文件"><span class="nav-number">1.0.4.</span> <span class="nav-text">4、当然也可以指定配置文件</span></a></li><li class="nav-item nav-level-4"><a class="nav-link" href="#5、如果嫌以上不走麻烦，不妨写一个简单的-SHELL-脚本。每次启动只要运行该脚本即可。"><span class="nav-number">1.0.5.</span> <span class="nav-text">5、如果嫌以上不走麻烦，不妨写一个简单的 SHELL 脚本。每次启动只要运行该脚本即可。</span></a></li><li class="nav-item nav-level-4"><a class="nav-link" href="#6、测试微信接口配置"><span class="nav-number">1.0.6.</span> <span class="nav-text">6、测试微信接口配置</span></a></li></ol></li></ol></div>
            

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  <script>
    // Popup Window;
    var isfetched = false;
    var isXml = true;
    // Search DB path;
    var search_path = "search.xml";
    if (search_path.length === 0) {
      search_path = "search.xml";
    } else if (/json$/i.test(search_path)) {
      isXml = false;
    }
    var path = "/" + search_path;
    // monitor main search box;

    var onPopupClose = function (e) {
      $('.popup').hide();
      $('#local-search-input').val('');
      $('.search-result-list').remove();
      $('#no-result').remove();
      $(".local-search-pop-overlay").remove();
      $('body').css('overflow', '');
    }

    function proceedsearch() {
      $("body")
        .append('<div class="search-popup-overlay local-search-pop-overlay"></div>')
        .css('overflow', 'hidden');
      $('.search-popup-overlay').click(onPopupClose);
      $('.popup').toggle();
      var $localSearchInput = $('#local-search-input');
      $localSearchInput.attr("autocapitalize", "none");
      $localSearchInput.attr("autocorrect", "off");
      $localSearchInput.focus();
    }

    // search function;
    var searchFunc = function(path, search_id, content_id) {
      'use strict';

      // start loading animation
      $("body")
        .append('<div class="search-popup-overlay local-search-pop-overlay">' +
          '<div id="search-loading-icon">' +
          '<i class="fa fa-spinner fa-pulse fa-5x fa-fw"></i>' +
          '</div>' +
          '</div>')
        .css('overflow', 'hidden');
      $("#search-loading-icon").css('margin', '20% auto 0 auto').css('text-align', 'center');

      

      $.ajax({
        url: path,
        dataType: isXml ? "xml" : "json",
        async: true,
        success: function(res) {
          // get the contents from search data
          isfetched = true;
          $('.popup').detach().appendTo('.header-inner');
          var datas = isXml ? $("entry", res).map(function() {
            return {
              title: $("title", this).text(),
              content: $("content",this).text(),
              url: $("url" , this).text()
            };
          }).get() : res;
          var input = document.getElementById(search_id);
          var resultContent = document.getElementById(content_id);
          var inputEventFunction = function() {
            var searchText = input.value.trim().toLowerCase();
            var keywords = searchText.split(/[\s\-]+/);
            if (keywords.length > 1) {
              keywords.push(searchText);
            }
            var resultItems = [];
            if (searchText.length > 0) {
              // perform local searching
              datas.forEach(function(data) {
                var isMatch = false;
                var hitCount = 0;
                var searchTextCount = 0;
                var title = data.title.trim();
                var titleInLowerCase = title.toLowerCase();
                var content = data.content.trim().replace(/<[^>]+>/g,"");
                
                var contentInLowerCase = content.toLowerCase();
                var articleUrl = decodeURIComponent(data.url).replace(/\/{2,}/g, '/');
                var indexOfTitle = [];
                var indexOfContent = [];
                // only match articles with not empty titles
                if(title != '') {
                  keywords.forEach(function(keyword) {
                    function getIndexByWord(word, text, caseSensitive) {
                      var wordLen = word.length;
                      if (wordLen === 0) {
                        return [];
                      }
                      var startPosition = 0, position = [], index = [];
                      if (!caseSensitive) {
                        text = text.toLowerCase();
                        word = word.toLowerCase();
                      }
                      while ((position = text.indexOf(word, startPosition)) > -1) {
                        index.push({position: position, word: word});
                        startPosition = position + wordLen;
                      }
                      return index;
                    }

                    indexOfTitle = indexOfTitle.concat(getIndexByWord(keyword, titleInLowerCase, false));
                    indexOfContent = indexOfContent.concat(getIndexByWord(keyword, contentInLowerCase, false));
                  });
                  if (indexOfTitle.length > 0 || indexOfContent.length > 0) {
                    isMatch = true;
                    hitCount = indexOfTitle.length + indexOfContent.length;
                  }
                }

                // show search results

                if (isMatch) {
                  // sort index by position of keyword

                  [indexOfTitle, indexOfContent].forEach(function (index) {
                    index.sort(function (itemLeft, itemRight) {
                      if (itemRight.position !== itemLeft.position) {
                        return itemRight.position - itemLeft.position;
                      } else {
                        return itemLeft.word.length - itemRight.word.length;
                      }
                    });
                  });

                  // merge hits into slices

                  function mergeIntoSlice(text, start, end, index) {
                    var item = index[index.length - 1];
                    var position = item.position;
                    var word = item.word;
                    var hits = [];
                    var searchTextCountInSlice = 0;
                    while (position + word.length <= end && index.length != 0) {
                      if (word === searchText) {
                        searchTextCountInSlice++;
                      }
                      hits.push({position: position, length: word.length});
                      var wordEnd = position + word.length;

                      // move to next position of hit

                      index.pop();
                      while (index.length != 0) {
                        item = index[index.length - 1];
                        position = item.position;
                        word = item.word;
                        if (wordEnd > position) {
                          index.pop();
                        } else {
                          break;
                        }
                      }
                    }
                    searchTextCount += searchTextCountInSlice;
                    return {
                      hits: hits,
                      start: start,
                      end: end,
                      searchTextCount: searchTextCountInSlice
                    };
                  }

                  var slicesOfTitle = [];
                  if (indexOfTitle.length != 0) {
                    slicesOfTitle.push(mergeIntoSlice(title, 0, title.length, indexOfTitle));
                  }

                  var slicesOfContent = [];
                  while (indexOfContent.length != 0) {
                    var item = indexOfContent[indexOfContent.length - 1];
                    var position = item.position;
                    var word = item.word;
                    // cut out 100 characters
                    var start = position - 20;
                    var end = position + 80;
                    if(start < 0){
                      start = 0;
                    }
                    if (end < position + word.length) {
                      end = position + word.length;
                    }
                    if(end > content.length){
                      end = content.length;
                    }
                    slicesOfContent.push(mergeIntoSlice(content, start, end, indexOfContent));
                  }

                  // sort slices in content by search text's count and hits' count

                  slicesOfContent.sort(function (sliceLeft, sliceRight) {
                    if (sliceLeft.searchTextCount !== sliceRight.searchTextCount) {
                      return sliceRight.searchTextCount - sliceLeft.searchTextCount;
                    } else if (sliceLeft.hits.length !== sliceRight.hits.length) {
                      return sliceRight.hits.length - sliceLeft.hits.length;
                    } else {
                      return sliceLeft.start - sliceRight.start;
                    }
                  });

                  // select top N slices in content

                  var upperBound = parseInt('1');
                  if (upperBound >= 0) {
                    slicesOfContent = slicesOfContent.slice(0, upperBound);
                  }

                  // highlight title and content

                  function highlightKeyword(text, slice) {
                    var result = '';
                    var prevEnd = slice.start;
                    slice.hits.forEach(function (hit) {
                      result += text.substring(prevEnd, hit.position);
                      var end = hit.position + hit.length;
                      result += '<b class="search-keyword">' + text.substring(hit.position, end) + '</b>';
                      prevEnd = end;
                    });
                    result += text.substring(prevEnd, slice.end);
                    return result;
                  }

                  var resultItem = '';

                  if (slicesOfTitle.length != 0) {
                    resultItem += "<li><a href='" + articleUrl + "' class='search-result-title'>" + highlightKeyword(title, slicesOfTitle[0]) + "</a>";
                  } else {
                    resultItem += "<li><a href='" + articleUrl + "' class='search-result-title'>" + title + "</a>";
                  }

                  slicesOfContent.forEach(function (slice) {
                    resultItem += "<a href='" + articleUrl + "'>" +
                      "<p class=\"search-result\">" + highlightKeyword(content, slice) +
                      "...</p>" + "</a>";
                  });

                  resultItem += "</li>";
                  resultItems.push({
                    item: resultItem,
                    searchTextCount: searchTextCount,
                    hitCount: hitCount,
                    id: resultItems.length
                  });
                }
              })
            };
            if (keywords.length === 1 && keywords[0] === "") {
              resultContent.innerHTML = '<div id="no-result"><i class="fa fa-search fa-5x"></i></div>'
            } else if (resultItems.length === 0) {
              resultContent.innerHTML = '<div id="no-result"><i class="fa fa-frown-o fa-5x"></i></div>'
            } else {
              resultItems.sort(function (resultLeft, resultRight) {
                if (resultLeft.searchTextCount !== resultRight.searchTextCount) {
                  return resultRight.searchTextCount - resultLeft.searchTextCount;
                } else if (resultLeft.hitCount !== resultRight.hitCount) {
                  return resultRight.hitCount - resultLeft.hitCount;
                } else {
                  return resultRight.id - resultLeft.id;
                }
              });
              var searchResultList = '<ul class=\"search-result-list\">';
              resultItems.forEach(function (result) {
                searchResultList += result.item;
              })
              searchResultList += "</ul>";
              resultContent.innerHTML = searchResultList;
            }
          }

          if ('auto' === 'auto') {
            input.addEventListener('input', inputEventFunction);
          } else {
            $('.search-icon').click(inputEventFunction);
            input.addEventListener('keypress', function (event) {
              if (event.keyCode === 13) {
                inputEventFunction();
              }
            });
          }

          // remove loading animation
          $(".local-search-pop-overlay").remove();
          $('body').css('overflow', '');

          proceedsearch();
        }
      });
    }

    // handle and trigger popup window;
    $('.popup-trigger').click(function(e) {
      e.stopPropagation();
      if (isfetched === false) {
        searchFunc(path, 'local-search-input', 'local-search-result');
      } else {
        proceedsearch();
      };
    });

    $('.popup-btn-close').click(onPopupClose);
    $('.popup').click(function(e){
      e.stopPropagation();
    });
    $(document).on('keyup', function (event) {
      var shouldDismissSearchPopup = event.which === 27 &&
        $('.search-popup').is(':visible');
      if (shouldDismissSearchPopup) {
        onPopupClose();
      }
    });
  </script>





  

  

  

  

  

  

  

  

  

  

  

  

  

  

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